prep.py 17 KB

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  1. import os
  2. import sys
  3. import array
  4. import struct
  5. import zlib
  6. import textwrap
  7. import wave
  8. import audioop
  9. import Image
  10. import ImageFont
  11. import ImageDraw
  12. import gameduino2 as gd2
  13. import gameduino2.convert
  14. from gameduino2.imbytes import imbytes
  15. def stretch(im):
  16. d = imbytes(im)
  17. # print min(d), max(d)
  18. r = max(d) - min(d)
  19. return im.point(lambda x: (x - min(d)) * 255 / r)
  20. def getalpha(im):
  21. return im.split()[3]
  22. def tile(tw, th, im):
  23. tiles = []
  24. for y in range(0, im.size[1], th):
  25. for x in range(0, im.size[0], tw):
  26. tiles.append(im.crop((x, y, x + tw, y + th)))
  27. o = Image.new(im.mode, (tw, th * len(tiles)))
  28. for i,t in enumerate(tiles):
  29. o.paste(t, (0, i * th))
  30. return o
  31. def split(tw, th, im):
  32. tiles = []
  33. for y in range(0, im.size[1], th):
  34. for x in range(0, im.size[0], tw):
  35. tiles.append(im.crop((x, y, x + tw, y + th)))
  36. return tiles
  37. def join(tiles):
  38. (tw, th) = tiles[0].size
  39. o = Image.new(tiles[0].mode, (tw, th * len(tiles)))
  40. for i,t in enumerate(tiles):
  41. o.paste(t, (0, i * th))
  42. return o
  43. def setwidth(im, w):
  44. e = Image.new(im.mode, (w, im.size[1]))
  45. e.paste(im, (0, 0))
  46. return e
  47. def even(im):
  48. w = im.size[0]
  49. if (w % 2) == 0:
  50. return im
  51. else:
  52. return setwidth(im, w + 1)
  53. def extents(im):
  54. """ find pixel extents of im, as a box """
  55. w,h = im.size
  56. cols = [set(imbytes(im.crop((i, 0, i + 1, im.size[1])))) != set([0]) for i in range(w)]
  57. rows = [set(imbytes(im.crop((0, i, im.size[0], i + 1)))) != set([0]) for i in range(h)]
  58. if not True in cols:
  59. return (0, 0, 0, 0)
  60. else:
  61. x0 = cols.index(True)
  62. y0 = rows.index(True)
  63. while not cols[-1]:
  64. cols.pop()
  65. while not rows[-1]:
  66. rows.pop()
  67. return (x0, y0, len(cols), len(rows))
  68. def ul(x):
  69. return str(x) + "UL"
  70. def preview(np, fmt, size, data):
  71. def chan(x):
  72. return Image.fromstring("L", size, (255 * x).astype(np.uint8))
  73. if fmt == gd2.L1:
  74. r = Image.fromstring("1", size, data)
  75. elif fmt == gd2.L8:
  76. r = Image.fromstring("L", size, data)
  77. else:
  78. d8 = np.array(data)
  79. a = np.ones(size[0] * size[1])
  80. (r, g, b) = (a, a, a)
  81. if fmt == gd2.ARGB4:
  82. d16 = np.array(array.array('H', data.tostring()))
  83. a = (15 & (d16 >> 12)) / 15.
  84. r = (15 & (d16 >> 8)) / 15.
  85. g = (15 & (d16 >> 4)) / 15.
  86. b = (15 & (d16 >> 0)) / 15.
  87. elif fmt == gd2.RGB565:
  88. d16 = np.array(array.array('H', data.tostring()))
  89. r = (31 & (d16 >> 11)) / 31.
  90. g = (63 & (d16 >> 5)) / 63.
  91. b = (31 & (d16 >> 0)) / 31.
  92. elif fmt == gd2.ARGB1555:
  93. d16 = np.array(array.array('H', data.tostring()))
  94. a = (1 & (d16 >> 15))
  95. r = (31 & (d16 >> 10)) / 31.
  96. g = (31 & (d16 >> 5)) / 31.
  97. b = (31 & (d16 >> 0)) / 31.
  98. elif fmt == gd2.ARGB2:
  99. a = (3 & (d8 >> 6)) / 3.
  100. r = (3 & (d8 >> 4)) / 3.
  101. g = (3 & (d8 >> 2)) / 3.
  102. b = (3 & (d8 >> 0)) / 3.
  103. elif fmt == gd2.RGB332:
  104. r = (7 & (d8 >> 5)) / 7.
  105. g = (7 & (d8 >> 2)) / 7.
  106. b = (3 & (d8 >> 0)) / 3.
  107. elif fmt == gd2.L4:
  108. hi = d8 >> 4
  109. lo = d8 & 15
  110. d4 = np.column_stack((hi, lo)).flatten()
  111. r = d4 / 15.
  112. g = r
  113. b = r
  114. o = Image.merge("RGB", [chan(c) for c in (r, g, b)])
  115. bg = Image.new("RGB", size, (128, 128, 128))
  116. r = Image.composite(o, bg, chan(a))
  117. r = r.resize((r.size[0] * 5, r.size[1] * 5), Image.NEAREST)
  118. return r
  119. import gameduino2.base
  120. class AssetBin(gameduino2.base.GD2):
  121. asset_file = None
  122. prefix = ""
  123. previews = False
  124. def __init__(self):
  125. self.alldata = ""
  126. self.commands = ""
  127. self.defines = []
  128. self.inits = []
  129. self.handle = 0
  130. self.np = None
  131. self.bitmaps = []
  132. def define(self, n, v):
  133. self.defines.append((self.prefix + n, v))
  134. def add(self, name, s):
  135. if name:
  136. self.defines.append((name, ul(len(self.alldata))))
  137. self.alldata += s
  138. def c(self, s):
  139. self.commands += s
  140. def addim(self, name, im, fmt, dither = False):
  141. (_, imgdata) = gameduino2.convert.convert(im, dither, fmt = fmt)
  142. self.add(name, imgdata.tostring())
  143. (w, h) = im.size
  144. if name:
  145. self.defines.append(("%s_WIDTH" % name, w))
  146. self.defines.append(("%s_HEIGHT" % name, h))
  147. def align(self, n):
  148. while (len(self.alldata) % n) != 0:
  149. self.alldata += chr(0)
  150. def load_handle(self, name, images, fmt,
  151. dither = False,
  152. filter = gd2.NEAREST,
  153. scale = 1,
  154. rotating = False):
  155. if 15 <= self.handle:
  156. print "Error: too many bitmap handles used, limit is 15"
  157. sys.exit(1)
  158. (w, h) = images[0].size
  159. self.define("%s_HANDLE" % name, self.handle)
  160. name = self.prefix + name
  161. self.defines.append(("%s_WIDTH" % name, w))
  162. self.defines.append(("%s_HEIGHT" % name, h))
  163. self.defines.append(("%s_CELLS" % name, len(images)))
  164. self.align(2)
  165. self.bitmaps.append((name.lower(), w, h, w / 2, h / 2, len(self.alldata), fmt, self.handle))
  166. self.BitmapHandle(self.handle);
  167. self.BitmapSource(len(self.alldata));
  168. if not rotating:
  169. (vw, vh) = (scale * w, scale * h)
  170. vsz = 0
  171. else:
  172. vsz = int(scale * max(w, h))
  173. self.define("%s_SIZE" % name, vsz)
  174. (vw, vh) = (vsz, vsz)
  175. self.BitmapSize(filter, gd2.BORDER, gd2.BORDER, vw, vh);
  176. self.inits.append("static const shape_t %s_SHAPE = {%d, %d, %d, %d};" % (name, self.handle, w, h, vsz))
  177. # aw is aligned width
  178. if fmt == gd2.L1:
  179. aw = (w + 7) & ~7
  180. elif fmt == gd2.L4:
  181. aw = (w + 1) & ~1
  182. else:
  183. aw = w
  184. # print self.name, name, (filter, gd2.BORDER, gd2.BORDER, vw, vh)
  185. bpl = {
  186. gd2.ARGB1555 : 2 * aw,
  187. gd2.L1 : aw / 8,
  188. gd2.L4 : aw / 2,
  189. gd2.L8 : aw,
  190. gd2.RGB332 : aw,
  191. gd2.ARGB2 : aw,
  192. gd2.ARGB4 : 2 * aw,
  193. gd2.RGB565 : 2 * aw,
  194. gd2.PALETTED : aw}[fmt]
  195. self.BitmapLayout(fmt, bpl, h);
  196. for i,im in enumerate(images):
  197. if aw != w:
  198. im = setwidth(im, aw)
  199. if hasattr(im, "imgdata"):
  200. imgdata = im.imgdata
  201. else:
  202. (_, imgdata) = gameduino2.convert.convert(im, dither, fmt = fmt)
  203. """
  204. if self.previews:
  205. if not self.np:
  206. import numpy
  207. self.np = numpy
  208. preview(self.np, fmt, im.size, imgdata).save("previews/%s-%s-%02d.png" % (self.name, name, i))
  209. """
  210. self.alldata += imgdata.tostring()
  211. self.handle += 1
  212. def load_font(self, name, ims, widths, fmt, **args):
  213. trim0 = 0
  214. while ims[trim0] is None:
  215. trim0 += 1
  216. p0 = len(self.alldata)
  217. h = self.handle
  218. tims = ims[trim0:]
  219. self.load_handle(name, tims, fmt, **args)
  220. self.align(4)
  221. p1 = len(self.alldata)
  222. # Compute memory required by one char
  223. onechar = (p1 - p0) / len(tims)
  224. # print name, 'font requires', (p1 - p0), 'bytes'
  225. sz = ims[trim0].size
  226. self.BitmapSource(p0 - (onechar * trim0));
  227. widths = [max(0, w) for w in widths]
  228. dblock = array.array('B', widths).tostring() + struct.pack("<5i", fmt, 1, sz[0], sz[1], p0 - (onechar * trim0))
  229. self.alldata += dblock
  230. self.cmd_setfont(h, p1);
  231. def load_ttf(self, name, ttfname, size, format):
  232. font = ImageFont.truetype(ttfname, size)
  233. sizes = [font.getsize(chr(c)) for c in range(32, 128)]
  234. fw = max([w for (w, _) in sizes])
  235. fh = max([h for (_, h) in sizes])
  236. # print fw, fh
  237. alle = {}
  238. for i in range(1, 96):
  239. im = Image.new("L", (fw+8, fh))
  240. dr = ImageDraw.Draw(im)
  241. dr.text((8,0), chr(32 + i), font=font, fill=255)
  242. alle[i] = gd2.prep.extents(im)
  243. fw = max([(x1 - x0) for (x0, y0, x1, y1) in alle.values()])
  244. ims = ([None] * 32) + [Image.new("L", (fw, fh)) for i in range(32, 128)]
  245. for i in range(33, 127):
  246. dr = ImageDraw.Draw(ims[i])
  247. (x0, y0, x1, y1) = alle[i - 32]
  248. x = max(0, 8 - x0)
  249. if x > 0:
  250. sizes[i - 32] = (sizes[i - 32][0] - x, sizes[i - 32][1])
  251. dr.text((x, 0), chr(i), font=font, fill=255)
  252. # imgtools.view(im)
  253. widths = ([0] * 32) + [w for (w, _) in sizes]
  254. self.load_font(name, ims, widths, format)
  255. """
  256. def dxt1(self, imagefile):
  257. import numpy
  258. im = Image.open(imagefile).resize((480,272), Image.ANTIALIAS)
  259. dxt = "%s.dxt" % imagefile
  260. if not os.access(dxt, os.R_OK):
  261. im.save("tmp.png")
  262. assert os.system("squishpng tmp.png %s" % dxt) == 0
  263. sz = (480 / 4, 272 / 4)
  264. def rgb(cs):
  265. r = (cs >> 11) << 3
  266. g = 0xff & ((cs >> 5) << 2)
  267. b = 0xff & (cs << 3)
  268. return (r,g,b)
  269. def rgbim(cs):
  270. return Image.merge("RGB", [Image.fromarray(c.astype(numpy.uint8).reshape(*sz)) for c in rgb(cs)])
  271. def morton1(x):
  272. v = x & 0x55555555
  273. v = (v | (v >> 1)) & 0x33333333;
  274. v = (v | (v >> 2)) & 0x0F0F0F0F;
  275. v = (v | (v >> 4)) & 0x00FF00FF;
  276. v = (v | (v >> 8)) & 0x0000FFFF;
  277. return v.astype(numpy.uint16)
  278. h = open(dxt)
  279. h.read(8)
  280. c0s = []
  281. c1s = []
  282. bits = []
  283. for i in range(sz[0] * sz[1]):
  284. tile = h.read(8)
  285. c0,c1,bit = struct.unpack("2HI", tile)
  286. b0 = bit & 0x55555555
  287. b1 = (bit >> 1) & 0x55555555
  288. is0 = ~b1 & ~b0
  289. is1 = ~b1 & b0
  290. is2 = b1 & ~b0
  291. is3 = b1 & b0
  292. if c0<=c1:
  293. if bit == 0xaaaaaaaa:
  294. # print c0<c1,hex(bit)
  295. r0,g0,b0 = rgb(c0)
  296. r1,g1,b1 = rgb(c1)
  297. r = (r0 + r1) / 2
  298. g = (g0 + g1) / 2
  299. b = (b0 + b1) / 2
  300. # r,g,b = (255,0,255)
  301. c0 = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3)
  302. c1 = c0
  303. bit = 0
  304. else:
  305. if 0:
  306. for i in range(0, 32, 2):
  307. fld = (3 & (bit >> i))
  308. if 3 == fld:
  309. print c0, c1, hex(bit), i
  310. assert 0
  311. # Map as follows:
  312. # 0 -> 0
  313. # 1 -> 3
  314. # 2 -> 1
  315. bit = (is1 * 3) + (is2 * 1)
  316. assert is3 == 0
  317. else:
  318. # 0 -> 0
  319. # 1 -> 3
  320. # 2 -> 1
  321. # 3 -> 2
  322. bit = (is1 * 3) + (is2 * 1) + (is3 * 2)
  323. if 0:
  324. c0 = 63 << 5 # green
  325. c1 = 31 << 11 # red
  326. bit = 0x0f0f0f0f
  327. c0s.append(c0)
  328. c1s.append(c1)
  329. bits.append(bit)
  330. c0s = numpy.array(c0s, numpy.uint16)
  331. c1s = numpy.array(c1s, numpy.uint16)
  332. bits = numpy.array(bits, numpy.uint32)
  333. bits0 = morton1(bits)
  334. bits1 = morton1(bits >> 1)
  335. if 1:
  336. def im44(v):
  337. im = Image.new("1", (4,4))
  338. pix = im.load()
  339. for i in range(4):
  340. for j in range(4):
  341. if v & (1 << (4 * i + j)):
  342. pix[j,i] = 255
  343. return im
  344. ims = [im44(i) for i in range(65536)]
  345. b0im = Image.new("1", (480, 272))
  346. b1im = Image.new("1", (480, 272))
  347. xys = [(x,y) for y in range(0, 272, 4) for x in range(0, 480, 4)]
  348. for i,(x,y) in enumerate(xys):
  349. b0im.paste(ims[bits0[i]], (x, y))
  350. b1im.paste(ims[bits1[i]], (x, y))
  351. class MockImage:
  352. def __init__(self, s, size):
  353. self.imgdata = s
  354. self.size = size
  355. self.load_handle("BACKGROUND_COLOR", [MockImage(c0s, sz), MockImage(c1s, sz)], gd2.RGB565, scale = 4)
  356. self.load_handle("BACKGROUND_BITS", [b0im, b1im], gd2.L1)
  357. """
  358. def load_sample(self, name, filename):
  359. f = wave.open(filename, "rb")
  360. if f.getnchannels() != 1:
  361. print "Sorry - .wav file must be mono"
  362. sys.exit(1)
  363. if f.getsampwidth() != 2:
  364. print "Sorry - .wav file must be 16-bit"
  365. sys.exit(1)
  366. freq = f.getframerate()
  367. pcm16 = f.readframes(f.getnframes())
  368. (adpcm, _) = audioop.lin2adpcm(pcm16, f.getsampwidth(), (0,0))
  369. adpcm = adpcm[:len(adpcm) & ~7]
  370. da = array.array('B', [((ord(c) >> 4) | ((15 & ord(c)) << 4)) for c in adpcm])
  371. self.align(8)
  372. self.add(name, da.tostring())
  373. self.define(name + "_LENGTH", len(da))
  374. self.define(name + "_FREQ", freq)
  375. header = None
  376. def make(self):
  377. if self.header is None:
  378. name = self.__class__.__name__.lower() + "_assets.h"
  379. else:
  380. name = self.header
  381. self.name = name
  382. self.addall()
  383. if len(self.alldata) > 0x40000:
  384. print "Error: The data (%d bytes) is larger the the GD2 RAM" % len(self.alldata)
  385. sys.exit(1)
  386. self.defines.append((self.prefix + "ASSETS_END", ul(len(self.alldata))))
  387. self.cmd_inflate(0)
  388. calldata = zlib.compress(self.alldata)
  389. print 'Assets report'
  390. print '-------------'
  391. print 'Header file: %s' % self.header
  392. print 'GD2 RAM used: %d' % len(self.alldata)
  393. if not self.asset_file:
  394. print 'Flash used: %d' % len(calldata)
  395. else:
  396. print 'Output file: %s' % self.asset_file
  397. print 'File size: %d' % len(calldata)
  398. commandblock = self.commands + calldata
  399. hh = open(name, "w")
  400. if self.asset_file is None:
  401. print >>hh, "static const PROGMEM uint8_t %s__assets[%d] = {" % (self.prefix, len(commandblock))
  402. print >>hh, textwrap.fill(", ".join(["%d" % ord(c) for c in commandblock]))
  403. print >>hh, "};"
  404. print >>hh, "#define %sLOAD_ASSETS() GD.copy(%s__assets, sizeof(%s__assets))" % (self.prefix, self.prefix, self.prefix)
  405. else:
  406. open(self.asset_file, "wb").write(commandblock)
  407. print >>hh, '#define %sLOAD_ASSETS() GD.safeload("%s");' % (self.prefix, self.asset_file)
  408. for (nm,v) in self.defines:
  409. print >>hh, "#define %s %s" % (nm, v)
  410. for i in self.inits:
  411. print >>hh, i
  412. self.dump_bitmaps(hh)
  413. self.extras(hh)
  414. def dump_bitmaps(self, hh):
  415. hh.write("struct {\n")
  416. hh.write("".join([" Bitmap %s;\n" % bm[0] for bm in self.bitmaps]))
  417. hh.write("} bitmaps = {\n")
  418. fmt = " /* %16s */ {{%3d, %3d}, {%3d, %3d}, %#8xUL, %2d, %2d}"
  419. hh.write(",\n".join([fmt % bm for bm in self.bitmaps]))
  420. hh.write("\n};\n")
  421. def addall(self):
  422. pass
  423. def extras(self, hh):
  424. pass
  425. class ForthAssetBin(AssetBin):
  426. def make(self):
  427. if self.header is None:
  428. name = self.__class__.__name__.lower() + "_assets.fs"
  429. else:
  430. name = self.header
  431. self.name = name
  432. self.addall()
  433. if len(self.alldata) > 0x40000:
  434. print "Error: The data (%d bytes) is larger the the GD2 RAM" % len(self.alldata)
  435. sys.exit(1)
  436. self.defines.append((self.prefix + "ASSETS_END", ul(len(self.alldata))))
  437. self.cmd_inflate(0)
  438. calldata = zlib.compress(self.alldata)
  439. print 'Assets report'
  440. print '-------------'
  441. print 'Header file: %s' % self.header
  442. print 'GD2 RAM used: %d' % len(self.alldata)
  443. if not self.asset_file:
  444. print 'Flash used: %d' % len(calldata)
  445. else:
  446. print 'Output file: %s' % self.asset_file
  447. print 'File size: %d' % len(calldata)
  448. commandblock = self.commands + calldata
  449. commandblock += chr(0) * ((-len(commandblock)) & 3)
  450. commandblock32 = array.array('I', commandblock)
  451. hh = open(name, "w")
  452. print >>hh, "base @"
  453. print >>hh, "hex"
  454. if self.asset_file is None:
  455. print >>hh, textwrap.fill(" ".join(["%08x GD.c" % c for c in commandblock32]))
  456. else:
  457. open(self.asset_file, "wb").write(commandblock)
  458. print >>hh, "decimal"
  459. for (nm,v) in self.defines:
  460. print >>hh, "%-8s constant %s" % (str(v).replace('UL', ''), nm)
  461. print >>hh, "base !"
  462. self.extras(hh)